Fix texture test: initialise a GL context before you do anything with it.
Fix texture test: initialise a GL context before you do anything with it.

seeminglee/pyglet64,oktayacikalin/pyglet,theblacklion/pyglet,adamlwgriffiths/Pyglet,adamlwgriffiths/Pyglet,seeminglee/pyglet64,oktayacikalin/pyglet,theblacklion/pyglet,oktayacikalin/pyglet,oktayacikalin/pyglet,theblacklion/pyglet,mammadori/pyglet,theblacklion/pyglet,adamlwgriffiths/Pyglet,theblacklion/pyglet,niklaskorz/pyglet,mammadori/pyglet,adamlwgriffiths/Pyglet,oktayacikalin/pyglet,niklaskorz/pyglet,niklaskorz/pyglet,mammadori/pyglet,niklaskorz/pyglet,mammadori/pyglet,seeminglee/pyglet64